cec 206 | Concrete | Reinforced Concrete - Scri

`Designed concretes' are needed in situations where 'designated concretes' cannot be used on the basis of durability requirements (e. Concrete of a given strength is . 3 COLUMNS Column: Is a vertical load – bearing member with the ratio of its lateral dimension less or equal to 4:1.1. 2. Unbraced column: Where the